For twowires of same length and different radii does the resistance of wire change ?givereason
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if the wire is made of same material then the resistance varies with radius of the wire.
resistance is inversely proportional to area so as the radius of the wire increases area increases so resistance decreases and current increases. and vice versa
resistance is inversely proportional to area so as the radius of the wire increases area increases so resistance decreases and current increases. and vice versa
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